package com.sky.service.impl;

import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import com.sky.constant.StatusConstant;
import com.sky.context.BaseContext;
import com.sky.dto.CategoryDTO;
import com.sky.dto.CategoryPageQueryDTO;
import com.sky.entity.Category;
import com.sky.mapper.CategoryMapper;
import com.sky.result.PageResult;
import com.sky.service.CategoryService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.List;

@Service
public class CategoryServiceImpl implements CategoryService {

    @Autowired
    CategoryMapper categoryMapper;

    /**
     * 新增分类
     * @param categoryDTO
     */
    @Override
    public void addCategory(CategoryDTO categoryDTO) {
        Category category = Category.builder()
                .status(StatusConstant.DISABLE)
                .build();
        BeanUtils.copyProperties(categoryDTO,category);
        categoryMapper.addCategory(category);
    }

    /**
     * 分类分页查找
     * @param categoryPageQueryDTO
     * @return
     */
    @Override
    public PageResult page(CategoryPageQueryDTO categoryPageQueryDTO) {
        PageHelper.startPage(categoryPageQueryDTO.getPage(),categoryPageQueryDTO.getPageSize());
        Page<Category> page = categoryMapper.page(categoryPageQueryDTO);
        long total = page.getTotal();
        List<Category> result = page.getResult();
        return new PageResult(total,result);
    }

    /**
     * 启用禁用分类
     * @param status
     * @param id
     */
    @Override
    public void startorstop(Integer status, Long id) {
        Category category = Category.builder()
                .id(id)
                .status(status)
                .updateUser(BaseContext.getCurrentId())
                .updateTime(LocalDateTime.now())
                .build();
        categoryMapper.update(category);
    }

    /**
     * 修改分类信息
     * @param categoryDTO
     */
    @Override
    public void update(CategoryDTO categoryDTO) {
        Category category = new Category();
        BeanUtils.copyProperties(categoryDTO,category);

        categoryMapper.update(category);
    }

    /**
     * 根据id删除分类信息
     * @param id
     */
    @Override
    public void deleteById(Long id) {
        categoryMapper.deleteById(id);
    }

    /**
     * 根据类型查询分类
     * @param type
     * @return
     */
    @Override
    public List<Category> getByType(Integer type) {

        return categoryMapper.getByType(type);
    }
}
